A professor at Nova Southeastern University's Oceanographic Center told The Orlando Sentinel'sDavid Fleshlerthat he thinks the large eyeball is probably from a swordfish since they're common in South Florida.

Gonzalo Giribet, a professor of evolutionary biology at Harvard University, also pegs it for the eyeball of a fish, he told us in an e-mail.

If anyone has any idea what creature this eye belongs to, feel free to take a stab at it in the comments.

A set of photos on the agency's Flickr page is labeled "Mystery Giant Eyeball." See below.